1, T&G or Click system 2, Easy to install, care and clean 3, Natural and beauty Hardwood Floor, Parquet flooring, Wood Flooring :More size available:15*57/83/90/120/125/130/150*RL18*57/83/90/120/125/130/150/180*RL20*150/160/180/190*RL Hardwood Floor, Parquet flooring, Wood Flooring